Fix PRODUCT_MANIFEST_FILES

It was installed to system partition incorrectly.
Install it to product.

Bug: 147915920

Test: builds
Change-Id: I7357b31aea022efc5201fcd962d3d7ffd4724f9f
Merged-In: I7357b31aea022efc5201fcd962d3d7ffd4724f9f
diff --git a/vintfdata/Android.mk b/vintfdata/Android.mk
index e90d61d..b6c7e39 100644
--- a/vintfdata/Android.mk
+++ b/vintfdata/Android.mk
@@ -92,6 +92,7 @@
 LOCAL_MODULE := product_manifest.xml
 LOCAL_MODULE_STEM := manifest.xml
 LOCAL_MODULE_CLASS := ETC
+LOCAL_PRODUCT_MODULE := true
 LOCAL_MODULE_RELATIVE_PATH := vintf
 GEN := $(local-generated-sources-dir)/manifest.xml
 $(GEN): PRIVATE_PRODUCT_MANIFEST_FILES := $(PRODUCT_MANIFEST_FILES)